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| author |   Thomas Zimmermann <tzimmermann@suse.de> | 2022-10-20 09:09:00 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-10-20 09:09:00 +0200 |
| commit | 1aca5ce036e3499336d1a2ace3070f908381c055 (patch) | |
| tree | 32b53fca3cff8c6c084d9c1d94d1761c3618e739 /drivers/firmware/efi/dev-path-parser.c | |
| parent | drm/amdgpu: use DRM_SCHED_FENCE_DONT_PIPELINE for VM updates (diff) | |
| parent | Linux 6.1-rc1 (diff) | |
| download | wireguard-linux-1aca5ce036e3499336d1a2ace3070f908381c055.tar.xz wireguard-linux-1aca5ce036e3499336d1a2ace3070f908381c055.zip | |
Merge drm/drm-fixes into drm-misc-fixes
Backmerging to get v6.1-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/firmware/efi/dev-path-parser.c')
| -rw-r--r-- | drivers/firmware/efi/dev-path-parser.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/firmware/efi/dev-path-parser.c b/drivers/firmware/efi/dev-path-parser.c index eb9c65f97841..f80d87c199c3 100644 --- a/drivers/firmware/efi/dev-path-parser.c +++ b/drivers/firmware/efi/dev-path-parser.c @@ -15,9 +15,11 @@ static long __init parse_acpi_path(const struct efi_dev_path *node, struct device *parent, struct device **child) { - char hid[ACPI_ID_LEN], uid[11]; /* UINT_MAX + null byte */ struct acpi_device *adev; struct device *phys_dev; + char hid[ACPI_ID_LEN]; + u64 uid; + int ret; if (node->header.length != 12) return -EINVAL; @@ -27,12 +29,12 @@ static long __init parse_acpi_path(const struct efi_dev_path *node, 'A' + ((node->acpi.hid >> 5) & 0x1f) - 1, 'A' + ((node->acpi.hid >> 0) & 0x1f) - 1, node->acpi.hid >> 16); - sprintf(uid, "%u", node->acpi.uid); for_each_acpi_dev_match(adev, hid, NULL, -1) { - if (adev->pnp.unique_id && !strcmp(adev->pnp.unique_id, uid)) + ret = acpi_dev_uid_to_integer(adev, &uid); + if (ret == 0 && node->acpi.uid == uid) break; - if (!adev->pnp.unique_id && node->acpi.uid == 0) + if (ret == -ENODATA && node->acpi.uid == 0) break; } if (!adev) |